Also IupSplit, I need get the Bar Hadler and add WHEEL_CB codes, I think
there are all about *IupCanvas*

2017-08-13 13:09 GMT+08:00 許永寬 <>:

> At r4353/r4360, I use a IupBackground as container to catch a BUTTON_CB,
> but when I move the mouse cursor on the IupBackground, scroll the wheel, my
> program crash.
> I need add some code about callback WHEEL_CB and just return IUP_DEFAULT,
> then no crash.
> At IUP 3.22, it works fine.
> Thanks~
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